Multicolor luminescence and afterglow from Cs<sub>2</sub>NaScCl<sub>6</sub>:Sb<sup>3+</sup>,Mn<sup>2+</sup> crystals
Xiaojia Wang, Wei Zheng, Xiangzhou Zhang, Xiangxiang Chen, Yuhai Zhang
Abstract
Cs 2 NaScCl 6 crystals exhibit a pure blue emission originating from self-trapped excitons, which is significantly boosted by Mn 2+ /Sb 3+ doping. The doped crystals shows not only a PL QY up to 62.4% but also a long afterglow after X-ray excitation.
Topics & Concepts
AfterglowLuminescencePersistent luminescenceMaterials sciencePhosphorPhysicsOptoelectronicsThermoluminescenceAstrophysicsGamma-ray burstLuminescence Properties of Advanced MaterialsSolid-state spectroscopy and crystallographyPerovskite Materials and Applications